CN208924461U

CN208924461U - A kind of clear acoustics loudspeaker box structure of Ultrathin pure

Info

Publication number: CN208924461U
Application number: CN201822146855.1U
Authority: CN
Inventors: 郭峰
Original assignee: Dongguan Huirui Electronic Technology Co Ltd
Current assignee: Dongguan Huirui Electronic Technology Co Ltd
Priority date: 2018-10-08
Filing date: 2018-12-20
Publication date: 2019-05-31
Anticipated expiration: 2028-12-20

Abstract

The utility model discloses a kind of clear acoustics loudspeaker box structure of Ultrathin pure, the front panel of lumen shell offers the first Pan Kou, and the first Pan Kou covering is equipped with a driven disc；The second Pan Kou is offered in the middle part of back shroud, the second Pan Kou covering is equipped with another driven disc；Two driven discs are located at former and later two symmetric positions of chamber shell；Battery block is fixed in chamber shell, and battery block is located at the middle position between two driven discs.That there is low frequency reinforcing effects is poor, front and back sound effect difference is obvious for Ultrathin speaker in the prior art, sound doping, it is unclean the problems such as, the clear acoustics loudspeaker box structure of the provided Ultrathin pure of the utility model is by being provided with symmetrical double driven discs, vibration will not be generated when speaker can be made to operate, and increase effective vibration area of loudspeaker, to keep the low frequency extension effect of speaker more preferable, the sound quality of speaker is cashed more preferably.

Description

A kind of clear acoustics loudspeaker box structure of Ultrathin pure

Technical field

The utility model relates to portable sound box technical fields, more particularly, to a kind of clear acoustics loudspeaker box structure of Ultrathin pure.

Background technique

In the prior art, have the Ultrathin speaker of portable function because of the undersize of its inner space, so that portable The sound quality performance of speaker is constantly in poor level.In order to improve the sound quality performance of portable sound box, some speakers are used and are opened up There is the body structure of voice guide hole, but designed in small cavity using voice guide hole, the sound quality of speaker is still poor, especially bass The quality of effect is even more inferior；Also the speaker having is enhanced using the low frequency of the speaker of this design and is imitated using the design of single driven disc Fruit is poor, and the front and back sound effect difference of speaker is obvious, and it is uneven to will lead to speaker vibration, so that sound be made to adulterate, no Completely.

Therefore, in view of the above problems, it is necessary to the body structure of Ultrathin speaker be improved, had to improve The overall sound quality of the Ultrathin speaker of portable function.

Utility model content

In view of the deficienciess of the prior art, the purpose of the utility model is to provide a kind of with the super of the double driven discs in front and back Thin loudspeaker box structure.Its anterior-posterior balance, when running, will not generate vibration, and overall sound is stablized, it is not easy to generate noise, it can be ensured that Sound is clean, and low frequency extension effect is good.

To achieve the goals above, the technical scheme adopted by the utility model is a kind of clear acoustics speaker knot of Ultrathin pure Structure, including a chamber shell, at least one loudspeaker and battery block, the front end of chamber shell are formed with front panel, and the rear end of chamber shell is spacious It opens and is formed with opening, the opening of chamber shell is removable to be equipped with back shroud, and loudspeaker is fixed on the inside of chamber shell, and the front panel of chamber shell is opened Equipped with the first Pan Kou, the first Pan Kou covering is equipped with a driven disc；The second Pan Kou is offered in the middle part of back shroud, the second Pan Kou covers Lid is equipped with another driven disc；Two driven discs are located at former and later two symmetric positions of chamber shell；Battery block is fixed on chamber shell Interior, battery block is located at the middle position between two driven discs.For Ultrathin speaker in the prior art, there is low frequency enhancings The problems such as effect is poor, front and back sound effect difference is obvious, sound adulterates, is unclean, the provided Ultrathin pure of the utility model is clear Acoustics loudspeaker box structure will not generate vibration, and increase loudspeaker by being provided with symmetrical double driven discs when speaker can be made to operate Effective vibration area, to keep the low frequency extension effect of speaker more preferable, the sound quality of speaker is cashed more preferably.

In further technical solution, it is formed with mounting bracket on the inside of the chamber shell, is provided in the middle part of mounting bracket Passive disc mounting part, driven disc installation position match in the middle position of chamber shell, passive disc mounting part with the driven disc, the quilt Moving plate is embedded in passive disc mounting part；The driven disc is removably connected to chamber shell and/or mounting bracket.

In further technical solution, loudspeaker mounting portion, loudspeaking are respectively arranged at left and right sides of the mounting bracket Device mounting portion is located at the symmetric position of the left and right sides of the chamber shell；Each loudspeaker is provided with a loudspeaker plate rail, loudspeaker Plate rail is bolted to loudspeaker mounting portion.The structure is that the overall structure of speaker is in the state more balanced, makes sound The sound quality of case is cleaner, and the volume of the front-rear position of speaker is consistent.

In further technical solution, it is provided with battery mounting bracket in the middle part of the chamber shell, the two of battery mounting bracket Side is bolted to the loudspeaker plate rail of the loudspeaker respectively, which is fixed on battery mounting bracket.

In further technical solution, it is formed with another passive disc mounting part in the middle part of the back shroud, another this is passive Disk is embedded in the passive disc mounting part；The driven disc is removably connected to back shroud.

In further technical solution, the front end face of the chamber shell and rear end face are separately installed with a compound mesh enclosure, and two Compound mesh enclosure is located at the front and back symmetric position of chamber shell；Two compound mesh enclosures are located at the outer of the front panel and the back shroud Side.The structure can make effective likeness of the deceased further expansion of the inner cavity of speaker, to promote overall sound quality performance.

In further technical solution, which includes steel mesh and screen cloth, and screen cloth is bonded in the medial surface of steel mesh, The edge part of steel mesh protrudes from screen cloth edge and forms paste section；The front end and rear end of the chamber shell are respectively formed with mesh enclosure peace Dress portion, mesh enclosure mounting portion include one being closed the recessed shoulder to be formed along chamber shell peripheral direction, and the paste section of steel mesh is pasted on by glue Recessed shoulder.

In further technical solution, which selects rubber disc, in the edge part of rubber disc, along rubber plate edge Direction closure is formed with outstanding side, and outstanding side is provided with the reinforcing rib being bent to form by rubber disc edge part, and reinforcing rib cross section is in ring Shape；Rubber disc is formed with vibration section, and vibration section is surrounded by outstanding side, and is connected to outstanding side, and the amplitude of vibration section is less than 0.1mm； The edge interval of rubber disc is formed there are four connecting hole, rubber disc by connecting hole respectively bolt be fixed on the front panel with after this Cover board.

After adopting the above structure, the utility model is compared to the prior art advantageously:

1. the clear acoustics loudspeaker box structure of Ultrathin pure provided by the utility model has the double driven discs in front and back, and two passive Disk Symmetric Composite will not be shaken when speaker can be made to operate, to keep sound cleaner；

2. the clear acoustics loudspeaker box structure of Ultrathin pure provided by the utility model has the double driven discs in front and back, with prior art phase It is more more reasonable than the quantity of driven disc, make effective vibration area of loudspeaker in speaker that can be promoted to 1.5 times, makes the all-bottom sound of speaker Effect has better extension effect；

3. the clear acoustics loudspeaker box structure of Ultrathin pure provided by the utility model has the ultra-thin mesh enclosure design in front and back, can use up can Effective acoustic capacitance that cavity of sound box can be improved, further improves sound quality.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the chamber shell internal breakup figure of the utility model.

Fig. 3 is the structural schematic diagram of the chamber shell of the utility model.

Fig. 4 is the structural schematic diagram of the driven disc of the utility model

In figure:

1- chamber shell, 11- front panel, 12- back shroud, 13- driven disc, 130- connecting hole, 131- hang side, 132- reinforcing rib, The vibration section 133-, 14- battery block, 15- mounting bracket, the passive disc mounting part of 151-, 152- loudspeaker mounting portion, 153- battery peace Fill bracket, the convex foot of 154-；

The compound mesh enclosure of 2-, 21- steel mesh, 22- screen cloth, the paste section 23-；

31- loudspeaker plate rail, 310- fixation hole.

Specific embodiment

Below it is only the preferred embodiment of the utility model, does not therefore limit the protection scope of the utility model.

As shown in Figures 1 to 4, the clear acoustics loudspeaker box structure of a kind of Ultrathin pure, including a chamber shell 1, at least one loudspeaker and Battery block 14, the front end of chamber shell 1 are formed with front panel 11, and the rear end of chamber shell 1, which is opened wide, is formed with opening, the opening of chamber shell 1 Removable to be equipped with back shroud 12, loudspeaker is fixed on the inside of chamber shell 1, and the front panel 11 of chamber shell 1 offers the first Pan Kou, and first Pan Kou covering is equipped with a driven disc 13；The middle part of back shroud 12 offers the second Pan Kou, and the second Pan Kou covering is equipped with another Driven disc 13；Two driven discs 13 are located at former and later two symmetric positions of chamber shell 1；Battery block 14 is fixed in chamber shell 1, electricity Pond block 14 is located at the middle position between two driven discs 13.The loudspeaker box structure is provided with symmetrical double driven discs, can make sound The front and back weight of case is balanced, and makes speaker in operation, will not lead to whole hair because of vibration caused by driven disc Raw shake, to keep sound quality cleaner；The design of double driven discs can make the low frequency audio of speaker is available preferably to prolong Effect is stretched, the available better raising of the overall sound quality of portable sound box is made.

The inside of chamber shell 1 is formed with mounting bracket 15, and the middle part of mounting bracket 15 is provided with passive disc mounting part 151, quilt Moving plate mounting portion 151 is located at the middle position of chamber shell 1, and passive disc mounting part 151 matches with driven disc 13, and the driven disc 13 is embedding Enter passive disc mounting part 151；The driven disc 13 is removably connected to chamber shell 1 and/or mounting bracket 15.Mentioned by the present embodiment Mounting bracket 15 be with the integrally formed metallic support of chamber shell 1, ensure that the assembly strength of driven disc 13.

The left and right sides of mounting bracket 15 is respectively arranged with loudspeaker mounting portion 152, and loudspeaker mounting portion 152 is located at The symmetric position of the left and right sides of chamber shell 1；Each loudspeaker is provided with a loudspeaker plate rail 31, and the quadrangle of loudspeaker plate rail 31 is provided with For bolted mounting hole 310, loudspeaker plate rail 31 is bolted to loudspeaker mounting portion 152.

The middle part of chamber shell 1 is provided with battery mounting bracket 153, and the both sides of battery mounting bracket 153 protrude to be formed respectively There are four convex foot 154, convex foot 154 offers through-hole, and each convex foot 154 is bolted to the corresponding peace of loudspeaker plate rail 31 respectively Hole 310 is filled, battery block 14 is fixed on battery mounting bracket 153, so that battery block 14 be made to have respectively at former and later two driven discs 13 There is mutually equidistant, former and later two driven discs 13 and one " sandwich " structure of composition of battery block 14, before realizing that speaker is whole Weight balancing afterwards.

The middle part of back shroud 12 is formed with another passive disc mounting part 151, and another driven disc 13 is embedded in driven disc installation Portion 151；The driven disc 13 is removably connected to back shroud 12.The back shroud 12 that the present embodiment refers to is removably mounted to chamber shell 1 Opening, and cover the opening of chamber shell 1, the back shroud 12 after installation is fixed just makes positioned at the passive of back shroud 12 Disk 13 and the driven disc 13 for being located at front panel 11 partner double passive dish structures of title.

The front end face and rear end face of chamber shell 1 are separately installed with a compound mesh enclosure 2, and two compound mesh enclosures 2 are located at chamber shell 1 Front and back symmetric position；Two compound mesh enclosures 2 are located at the outside of front panel 11 Yu back shroud 12.The compound mesh enclosure 2 uses Ultra-thin composite design, compound mesh enclosure 2 with a thickness of 1~3mm, can effectively promote effective likeness of the deceased of cavity of sound box, thus into One step improves sound quality.

Compound mesh enclosure 2 includes steel mesh 21 and screen cloth 22, and screen cloth 22 is bonded in the medial surface of steel mesh 21, the edge part of steel mesh 21 It protrudes from 22 edge of screen cloth and forms paste section 23；The front end and rear end of chamber shell 1 are respectively formed with a mesh enclosure mounting portion, mesh enclosure Mounting portion includes one being closed the recessed shoulder to be formed along 1 peripheral direction of chamber shell, and the paste section 23 of steel mesh 21 is pasted on recessed shoulder by glue. Then compound mesh enclosure 2 by being pasted on chamber shell through excess pressure after its 23 brush coating water of paste section by the compound mesh enclosure 2 of the present embodiment 1 front end and rear end guarantees fixed effect, and production cost is low.

Driven disc 13 selects rubber disc, and the elasticity of rubber disc is moderate, and plasticity is high, can guarantee the intensity of reinforcing rib 132, Guarantee that its vibration section 133 there can be deformation amplitude appropriate simultaneously.In the edge part of rubber disc, it is closed along rubber disc edge direction It is formed with outstanding side 131, outstanding side 131 is provided with the reinforcing rib 132 being bent to form by rubber disc edge part, 132 cross section of reinforcing rib In a ring；Rubber disc is formed with vibration section 133, and vibration section 133 is surrounded by outstanding side 131, and is connected to outstanding side 131, vibration section 133 amplitude is less than 0.1mm；The edge interval of rubber disc is formed there are four connecting hole 130, and rubber disc is divided by connecting hole 130 Other bolt is fixed on front panel 11 and back shroud 12.

The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality With novel thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as Limitations of the present invention.

Claims

1. a kind of clear acoustics loudspeaker box structure of Ultrathin pure, including a chamber shell (1), at least one loudspeaker and battery block (14), chamber shell (1) front end is formed with front panel (11), and the rear end of chamber shell (1), which is opened wide, is formed with opening, and the opening of chamber shell (1) can dismount and mount Equipped with back shroud (12), loudspeaker is fixed on the inside of chamber shell (1), it is characterised in that: the front panel (11) of chamber shell (1) offers First Pan Kou, the first Pan Kou covering are equipped with a driven disc (13)；

The second Pan Kou is offered in the middle part of back shroud (12), the second Pan Kou covering is equipped with another driven disc (13)；

Two driven discs (13) are located at former and later two symmetric positions of chamber shell (1)；

Battery block (14) is fixed in chamber shell (1), and battery block (14) is located at the middle position between two driven discs (13).

2. the clear acoustics loudspeaker box structure of a kind of Ultrathin pure according to claim 1, it is characterised in that: the chamber shell (1) it is interior Side is formed with mounting bracket (15), and passive disc mounting part (151), passive disc mounting part are provided in the middle part of mounting bracket (15) (151) it is located at the middle position of chamber shell (1), passive disc mounting part (151) matches with the driven disc (13), the driven disc (13) passive disc mounting part (151) are embedded in；

The driven disc (13) is removably connected to chamber shell (1) and/or mounting bracket (15).

3. the clear acoustics loudspeaker box structure of a kind of Ultrathin pure according to claim 2, it is characterised in that: the mounting bracket (15) The left and right sides be respectively arranged with loudspeaker mounting portion (152), loudspeaker mounting portion (152) is located at the chamber shell (1) The symmetric position of the left and right sides；

Each loudspeaker is provided with a loudspeaker plate rail (31), and loudspeaker plate rail (31) is bolted to loudspeaker mounting portion (152)。

4. the clear acoustics loudspeaker box structure of a kind of Ultrathin pure according to claim 3, it is characterised in that: in the chamber shell (1) Portion is provided with battery mounting bracket (153), and the both sides of battery mounting bracket (153) are bolted to the loudspeaker respectively Plate rail (31), the battery block (14) are fixed on battery mounting bracket (153).

5. the clear acoustics loudspeaker box structure of a kind of Ultrathin pure according to claim 4, it is characterised in that: the back shroud (12) Middle part is formed with another passive disc mounting part (151), and another driven disc (13) is embedded in the passive disc mounting part (151)；

The driven disc (13) is removably connected to back shroud (12).

6. the clear acoustics loudspeaker box structure of a kind of Ultrathin pure according to any one of claims 1 to 5, it is characterised in that: the chamber shell (1) front end face and rear end face is separately installed with a compound mesh enclosure (2), before two compound mesh enclosures (2) are located at chamber shell (1) Symmetric position afterwards；

Two compound mesh enclosures (2) are located at the outside of the front panel (11) Yu the back shroud (12).

7. the clear acoustics loudspeaker box structure of a kind of Ultrathin pure according to claim 6, it is characterised in that: the compound mesh enclosure (2) Including steel mesh (21) and screen cloth (22), screen cloth (22) is bonded in the medial surface of steel mesh (21), and the edge part of steel mesh (21) protrudes from Screen cloth (22) edge forms paste section (23)；

The front end and rear end of the chamber shell (1) are respectively formed with a mesh enclosure mounting portion, and mesh enclosure mounting portion includes one along chamber shell (1) peripheral direction is closed the recessed shoulder to be formed, and the paste section (23) of steel mesh (21) is pasted on recessed shoulder by glue.

8. the clear acoustics loudspeaker box structure of a kind of Ultrathin pure according to claim 1, it is characterised in that: driven disc (13) choosing Outstanding side (131) are formed with along rubber disc edge direction closure, outstanding side (131) are provided in the edge part of rubber disc with rubber disc The reinforcing rib (132) being bent to form by rubber disc edge part, reinforcing rib (132) cross section is in a ring；

Rubber disc is formed with vibration section (133), and vibration section (133) are surrounded by outstanding side (131), and are connected to outstanding side (131), vibration The amplitude of dynamic portion (133) is less than 0.1mm；

There are four connecting hole (130) for the edge interval formation of rubber disc, and by connecting hole (130), bolt is fixed on rubber disc respectively The front panel (11) and the back shroud (12).